28ab7dc9f3
* fix patch file names and reorder them properly * add patch to fix framebuffer memory allocation * add patch to fix compile warning for iptables plugin xt_connbytes * add patch to properly assign MAC address for USB RNDIS * add backport patch from upstream about O_PATH file descriptors [ci:skip-build]: already went through successfully in CI
65 lines
2.3 KiB
Diff
65 lines
2.3 KiB
Diff
From 2f6f8f51a3f6667f531e5dd4685c9703249bb919 Mon Sep 17 00:00:00 2001
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From: Alexey Min <alexey.min@gmail.com>
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Date: Wed, 21 Nov 2018 00:10:31 +0300
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Subject: [PATCH 4/6] mdss_fb: Always allow to allocate/map framebuffer memory
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Like in recovery mode
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Add debug output about mapping framebuffer mem
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---
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drivers/video/msm/mdss/mdss_fb.c | 22 +++++++++++++++++-----
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1 file changed, 17 insertions(+), 5 deletions(-)
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diff --git a/drivers/video/msm/mdss/mdss_fb.c b/drivers/video/msm/mdss/mdss_fb.c
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index 435b0e19ad4..1c77048fe05 100644
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--- a/drivers/video/msm/mdss/mdss_fb.c
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+++ b/drivers/video/msm/mdss/mdss_fb.c
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@@ -1619,13 +1619,22 @@ static int mdss_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
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struct msm_fb_data_type *mfd = (struct msm_fb_data_type *)info->par;
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int rc = 0;
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- if (!info->fix.smem_start && !mfd->fb_ion_handle)
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+ pr_debug("mdss_fb_mmap: start; smem_start = %08X, fb_ion_handle = %p",
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+ (unsigned int)info->fix.smem_start, mfd->fb_ion_handle);
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+
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+ if (!info->fix.smem_start && !mfd->fb_ion_handle) {
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+ pr_debug("mdss_fb_mmap: using mdss_fb_fbmem_ion_mmap()...");
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rc = mdss_fb_fbmem_ion_mmap(info, vma);
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- else
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+ } else {
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+ pr_debug("mdss_fb_mmap: using mdss_fb_physical_mmap()...");
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rc = mdss_fb_physical_mmap(info, vma);
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+ }
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- if (rc < 0)
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+ if (rc < 0) {
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pr_err("fb mmap failed with rc = %d", rc);
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+ } else {
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+ pr_info("mdss_fb_mmap: Mapped OK");
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+ }
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return rc;
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}
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@@ -1665,15 +1674,18 @@ static int mdss_fb_alloc_fbmem_iommu(struct msm_fb_data_type *mfd, int dom)
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pr_info("boot_mode_lpm = %d, boot_mode_recovery = %d\n",
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boot_mode_lpm, boot_mode_recovery);
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+ /* mdss_fb_alloc_fbmem_iommu: boot_mode_lpm = 0, boot_mode_recovery = 0 */
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+ pr_info("qcom,memory-reservation-size = %u", size);
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/* Incase of Normal Booting, Do not reserve FB memory */
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- if ((!boot_mode_lpm) && (!boot_mode_recovery)){
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- /* Normal Booting */
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+ /* if ((!boot_mode_lpm) && (!boot_mode_recovery)) { */ /* Normal Booting */
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+ if (0) { /* Never go this way */
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mfd->fbi->screen_base = NULL;
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mfd->fbi->fix.smem_start = 0;
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mfd->fbi->fix.smem_len = size;
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return 0;
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} else {
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+ pr_info("Always allocating framebuffer memory like in recovery mode!");
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of_property_read_u32(pdev->dev.of_node,
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"qcom,memory-alt-reservation-size", &size);
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}
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--
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2.21.0
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